Sleeping bag cover for an air mattress



FIG. 1 is a perspective top front view of a sleeping bag cover for an air mattress, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 is a right elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines represent the unclaimed regions of a boundary area for a means of opening and closing a sleeping bag cover for an air mattress zipper. 

CLAIM The ornamental design for a sleeping bag cover for an air mattress, as shown and described. 